The orca (Orcinus orca), or killer whale, is a toothed whale and the largest member of the oceanic dolphin family. The only extant species in the genus Orcinus, it is recognizable by its distinct …

Mar 17, 2026 · Scientific studies have revealed many different populations with several distinct ecotypes (or forms) of killer whales worldwide—some of which may be different species or subspecies. They …

Mar 13, 2026 · More than 20 species names have been applied to the killer whale, but a consensus now recognizes only O. orca. Killer whales were formerly referred to as grampuses, but that term is now a …

Orcas are highly intelligent, social mammals that have long been a part of marine park entertainment, performing shows for audiences. However, it's become increasingly clear that orcas do not...

Learn facts about the orca’s habitat, diet, life history, and more.

Mar 17, 2026 · Orcas may be known as killer whales, but are they really killers, and are they actually dangerous to humans?

The Killer Whale, or Orca, is a creature of immense power, beauty, and complexity. From its ancient lineage to its sophisticated social structures and diverse hunting strategies, every aspect of its life …

Killer whales, also known as orcas, are an iconic species, long revered by various aboriginal cultures and frequently the stars of animal performances at marine parks. The species has recently made …

Mar 4, 2026 · Learn killer facts about killer whales with the latest orca news, articles and features from Live Science.

The orca, also known as killer whale, has no geographic limits — it may be found playing in the surf or roaming the deep in every ocean across the globe, although there are higher concentrations of orcas …